distress-call

常见例句

• The ship sent up distress flares to attract the attention of the coastguard.
  这艘船点起了遇险信号以引起海岸警卫队的注意。
• When the captain found the ship was sinking rapidly,he ordered his men to send out a distress signal.
  船长发现船在迅速下沉时就命令船员发了遇险信号。
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